On Tue, Jan 9, 2018 at 1:10 PM, Wei Wang <wei.w.wang@xxxxxxxxx> wrote: > From: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx> > > The eXtensible Bitmap is a sparse bitmap representation which is > efficient for set bits which tend to cluster. It supports up to > 'unsigned long' worth of bits. > lib/xbitmap.c | 444 +++++++++++++++++++++++++++++++ Please, split tests to a separate module. -- With Best Regards, Andy Shevchenko